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Finding the Fourth Proportional to 356.83, 492.14 and 246.06

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Solution

The fourth proportional to 356.83, 492.14 and 246.06 is: 339.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.83 : 492.14 = 246.06 : x
  2. Step 2: Convert to fraction form
    356.83/492.14 = 246.06/x
  3. Step 3: Cross multiply
    356.83x = 492.14 × 246.06
  4. Step 4: Simplify right side
    356.83x = 121,095.97
  5. Step 5: Solve for x
    x = 121,095.97/356.83
  6. Step 6: Final answer
    x = 339.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.